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11 Commissioning
Push-fit diaphragm:
1
2
Item
1
Recess of compressor
2
Diaphragm tab
3
Fastening spigot
1. Move the actuator to the closed position.
2. Place the diaphragm with the fastening spigot in an in-
clined position at the recess of the compressor and push
it in.
▶ Important: Do not use greases or lubricants!
3. Align diaphragm tab with identifying manufacturer and
material in parallel to compressor weir.
10.1.2 Mounting the actuator
1. Move the actuator to the open position.
2. Position the actuator with the mounted diaphragm on the
valve body.
ð Take care to align the compressor weir and valve body
weir (diaphragm size 8).
3. Tighten the fastening elements by hand.
4. Move the actuator to the closed position.
5. Fully tighten the bolts with nuts diagonally
6. Ensure that the diaphragm is compressed evenly (approx.
10-15 %, visible by an even bulge to the outside).
7. Check tightness of completely assembled valve.
GEMÜ 567 BioStar control
Name
NOTICE
▶ Important: Diaphragms set in the course of time. After
valve disassembly / assembly check that the bolts and
nuts on the body are tight and retighten if necessary (at
the very latest after the first sterilisation process).
10.2 Mounting the positioner or process controller
(optional)
Refer to the relevant operating instructions for mounting the
optional positioner or process controller.
11 Commissioning
ü The product is installed in piping.
ü The product is pneumatically connected.
1. Check the tightness and the function of the product (close
and reopen the product).
2. Flush the piping system of new plant and following repair
2
work (the product must be fully open).
ð Harmful foreign matter has been removed.
ð The product is ready for use.
3. Commission the product.
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NOTICE
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